Plasma cortisol in first episode drug-naïve mania: Differential levels in euphoric versus irritable mood - Valiengo, Leandro da Costa Lane; Soeiro-de-Souza, Marcio Gerhardt; Marques, Andrea Horvath; Moreno, Doris Hupfeld; Juruena, Mário Francisco Pereira; Gattaz, Wagner Farid; Machado-Vieira, Rodrigo; Andreazza, Ana Cristina (Journal of Affective Disorders, 2012)